Astrophotography quality refractor optical tube assemblies (OTAs). These doublet and triplet refactors are designed to produce high quality images.
Showing 13–24 of 31 results
Refractor OTAs
FREE SHIPPING
saxon 80mm Apochromatic FCD100 ED Triplet Refractor Telescope
$2,299.00
Available on back-order
FREE SHIPPING
William Optics ZenithStar 81 APO Refractor Telescope
$1,679.00 – $1,883.00
Available on back-order
FREE SHIPPING
Sky-Watcher Evostar ED100 Doublet Refractor Telescope OTA
$1,799.00
Available on back-order
FREE SHIPPING
ON SALE
Sky-Watcher 82ED Evolux Doublet Telescope OTA
Original price was: $1,579.00.$1,429.00Current price is: $1,429.00.
Available on back-order
FREE SHIPPING
William Optics RedCat 51-II-U APO 250mm F/4.9 Telescope
$1,399.00
Available on back-order
FREE SHIPPING
William Optics ZenithStar 73 III APO Refractor Telescope
$1,295.00
Available on back-order